Home / 291,258.20-436,949.67-164,958.14

Finding the Fourth Proportional to 291,258.20, 436,949.67 and 164,958.14

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Solution

The fourth proportional to 291,258.20, 436,949.67 and 164,958.14 is: 247,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,258.20 : 436,949.67 = 164,958.14 : x
  2. Step 2: Convert to fraction form
    291,258.20/436,949.67 = 164,958.14/x
  3. Step 3: Cross multiply
    291,258.20x = 436,949.67 × 164,958.14
  4. Step 4: Simplify right side
    291,258.20x = 72,078,404,836.81
  5. Step 5: Solve for x
    x = 72,078,404,836.81/291,258.20
  6. Step 6: Final answer
    x = 247,472.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.